46 NORTHWESTERN BOUNDARY OF UNITED STATES. [bull. 174. 
Elevations along the forty-ninth parallel, etc. — Continued. 
No. 
30 
31 
32 
33 
34 
35 
36 
37 
38 
39 
40 
41 
42 
43 
44 
45 
46 
47 
48 
49 
50 
51 
52 
53 
54 
55 
56 
57 
68 
5S 
60 
61 
62 
63 
64 
Station. 
Latitude. 
Longitude. 
Eleva- 
tion. 
La-yome-sin Creek, crossing about £ mile above 
mouth, 11 miles above Chiloweyuck Depot 
o / 
49 04.3 
02.8 
00.0 
00.4 
48 59.2 
57.8 
59.2 
49 01.9 
48 57.3 
49 01.9 
11.0 
48 59.7 
59.7 
49 04.0 
02.0 
48 59.8 
57.7 
49 05.5 
02.2 
48 58.5 
57.4 
57.0 
58.2 
59.6 
49 00.4 
01.8 
02.2 
48 58.9 
55.6 
53.7 
53.3 
53.2 
53.9 
54.1 
57.8 
o / 
121 54.0 
52.9 
49.4 
49.6 
53.0 
57.0 
122 00.1 
121 45.1 
43.5 
50.5 
40.0 
38.8 
38.8 
40.8 
38.0 
36.7 
39.4 
34.7 
32.7 
29.4 
28.3 
28.4 
27.3 
23.5 
23.7 
23. 
26.6 
122 02.8 
02.5 
121 57. 
55.1 
52.0 
44.7 
40.3 
38.0 
Feet. 
572 
1,026 
5,212 
4,930 
5,200 
5,289 
4,991 
6,633 
5,893 
5,884 
6,840 
a 7, 195 
7,687 
823 
1,621 
2,394 
3,302 
1,296 
2,900 
5,073 
5,617 
6,856 
4,317 
2,076 
2,002 
1,997 
7,244 
790 
635 
701 
6 936 
1,299 
1,307 
2,044 
5,451 
Summit, east head of La-yome-sin and Nooksahk, 8 
Summit of mountain in divide between La-yome- 
sin and Tummeahai, near junction of this ridge 
with the Chiloweyuck-Nooksahk divide 
Chiloweyuck-Nooksahk divide, highest point in 
Divide between Nooksahk and Tummeahai 
Sen-eh-say Creek, mouth of, 22 miles above Chilo- 
Sen-eh-say Creek, 5 miles from mouth, at mouth 
Sen-eh-say Creek, 8 miles from mouth, at forks 
Sen-eh-say Creek, 11 miles from mouth, at head of 
West Fork 
En-saaw-k watch Creek, mouth of, 29 miles above 
En-saaw-kwatch Creek, 4 miles above its mouth. . . 
En-saaw-kwatch Creek, heads of, 10 miles above 
Divide between two western tributaries of Klab- 
neh Creek, 4£ miles from mouth of tributaries. . . 
High point on same divide; En-saaw-kwatch and 
First western tributary of Klab-neh Creek, 4 miles 
First western tributary of Klab-neh Creek, mouth 
of, 2 miles above mouth of Klab-neh and 42£ 
miles above Chiloweyuck Depot 
Camp Chiloweyudk on Klab-neh Creek, 1 mile 
Lake Depot on Chiloweyuck Lake (6 feet above 
lake level, approximately) 
Peak west of Chiloweyuck Lake 
Pekosie Lake, 4 miles above mouth of Pekosie 
Nooksahk River, 46 miles above mouth, and 4 
miles above mouth of Pekosie Creek 
Nooksahk River, 50 miles above mouth, at mouth 
of Cowap Creek 
Nooksahk River, 53 miles above mouth , near mouth 
of Noochsakatsu, South Branch 
Nooksahk River, 56 miles above mouth, near 
mouth of Tchahko, South Branch 
Nooksahk River, 62 miles above mouth, right bank. 
Nooksahk River, 66 miles above mouth, right 
bank, at mouth of Nuquoichum 
Head of Nuquoichum, 4£ miles from mouth 
a "Summit perhaps 300 feet higher." H. Custer, 1863. 
\) Observations taken on the trail and "should not perhaps be taken as the height of the river. 
